Finding the Fourth Proportional to 13,522.23, 18,658.83 and 7,553.16

Step by Step Solution

1. Step 1: Write the proportion equation
   13,522.23 : 18,658.83 = 7,553.16 : x
2. Step 2: Convert to fraction form
   13,522.23/18,658.83 = 7,553.16/x
3. Step 3: Cross multiply
   13,522.23x = 18,658.83 × 7,553.16
4. Step 4: Simplify right side
   13,522.23x = 140,933,128.40
5. Step 5: Solve for x
   x = 140,933,128.40/13,522.23
6. Step 6: Final answer
   x = 10,422.33